Can I study custom courses on iPhone? Norefund17 Updated October 21, 2016 05:40 Follow Yes you can. To do so, you will have to add your custom course to "studying" on your computer first. Related articles Is iKnow! iPhone App free? What is "Contract Renewal Bonus"? Can I use bluetooth headphones? How do I look for courses? Where did a course I had in my Home go? It disappeared. Comments 0 comments Article is closed for comments.